The patchwork of constantly changing coronavirus rules and entry requirements in each country in the European Union makes planning a vacation supremely difficult. Luckily, the bloc seems to have realized this and has set up a website that makes it easier. The Re-open EU website provides a country-by-country overview of entry requirements, for example, or coronavirus measures that are in place. It also exists as an app for iOS and Android smartphones. The homepage features a map of Europe with a “Measures in place” button that allows visitors to select which country they’re planning to head to….